<?php

class Contus_Charitydetail_Model_Mysql4_Charitydetail extends Mage_Core_Model_Mysql4_Abstract
{
    public function _construct()
    {    
        // Note that the charitydetail_id refers to the key field in your database table.
        $this->_init('charitydetail/charitydetail', 'charitydetail_id');
    }
}